. >> president obama assuring texas residents their recovery also is a top priority. >> so much attention has been focused on the tragic events in boston understandably. we've also seen a tight-knit community in texas devastated by a terrible explosion, and i want them to know that they are not forgotten. our thoughts, our prayers are with the people of west texas, where so many good people lost their lives, some lost their homes, many are injured, many are still missing. >> we are so lucky right now to be joined by one of the brave texans who ran right into danger to help strangers, just after that explosion. chris kabachev is an eighth grade science teacher from west texas. he rescued those in a nursing home wednesday night. are your parents okay? >> yes, my parents are okay. >> where were you, there was a fire and then there was the explosion. where were you when the explosion happened? >> i was in my home in waco, and i got a text message from my dad saying there had been an explosion that had blown several windows out of the house. i got in my truck thinking i'd help board up the win